Hydraulic line repair data

Hitachi EX27U Attachments – Breaker Hose List

Hitachi EX27U Attachments – Breaker currently has 4 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 4 records
Full specifications: 4 records
Systems: 1 systems
Length range: 350–1,600 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 38

4429714

Installation route: 大臂(破碎器)~过渡阀块(破碎器)

Length: 580 mm
Specification: DN12;2SN-8;20.5MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

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Diagram Pipe No. 37

4429713

Installation route: 大臂(破碎器)~过渡阀块(破碎器)

Length: 600 mm
Specification: DN12;2SN-8;20.5MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

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Diagram Pipe No. 36

4428552

Installation route: 过渡阀块(破碎器)~过渡阀块(大臂下)

Length: 1,600 mm
Specification: DN12;2SN-8;20.5MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

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Diagram Pipe No. 38

4428043

Installation route: 过渡阀块(破碎器)~液压油箱

Length: 350 mm
Specification: DN19;4层纤维-12;3.5MPa
Left fitting: 英制内螺纹30°外锥
Right fitting: 英制内螺纹30°外锥

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Based on current published data

Common Repair Questions

Questions appear only when a published record or linked PDF page provides the answer.

How many hoses are currently listed for Hitachi EX27U Attachments – Breaker?

There are 4 published records. 4 include a length, both end fittings, and a part number or diagram pipe number.

What is the hose length range for Hitachi EX27U Attachments – Breaker?

Based on published records with valid lengths, the range is 350–1,600 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Hitachi EX27U Attachments – Breaker?

The most frequent raw specifications in the current published records are: DN12;2SN-8;20.5MPa (3 records), DN19;4层纤维-12;3.5MPa (1 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Hitachi EX27U Attachments – Breaker?

Each record keeps the left and right fitting descriptions separate. Current examples: 4429714: left 英制内螺纹30°外锥; right 英制内螺纹30°外锥; 4429713: left 英制内螺纹30°外锥; right 英制内螺纹30°外锥; 4428552: left 英制内螺纹30°外锥; right 英制内螺纹30°外锥. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Hitachi EX27U Attachments – Breaker hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 38 (4429714), Pipe No. 37 (4429713), Pipe No. 36 (4428552), Pipe No. 38 (4428043). Open a record to compare its installation position with the linked manual page.